--- /dev/null
+#include <Elementary.h>
+#ifdef HAVE_CONFIG_H
+#include "elementary_config.h"
+#endif
+#ifndef ELM_LIB_QUICKLAUNCH
+
+/* We zoom out to this value so we'll be able to use map and have a nice
+ * resolution when zooming in. */
+#define BASE_ZOOM 0.5
+/* The amount of zoom to do when "lifting" objects. */
+#define LIFT_FACTOR 1.3
+/* The base size of the shadow image. */
+#define SHADOW_W 118
+#define SHADOW_H 118
+#define RAD2DEG(x) ((x) * 57.295779513)
+
+static double zoom_momentum_animation_duration = 0.4;
+
+struct _Photo_Object {
+ Evas_Object *ic, *shadow;
+ Evas_Object *hit;
+ Evas_Object *gl;
+
+ /* 3 transit object to implement momentum animation */
+ Elm_Transit *momentum;
+ Elm_Transit *zoom_momentum;
+ Elm_Transit *rot_momentum;
+ /* bx, by - current wanted coordinates of the photo object.
+ * bw, bh - original size of the "ic" object.
+ * dx, dy - Used to indicate the distance between the center point
+ * m_dx, m_dy - momentum delta to apply with momentum transit
+ * where we put down our fingers (when started moving the item) to
+ * the coords of the object, so we'll be able to calculate movement
+ * correctly. */
+ Evas_Coord bx, by, bw, bh, dx, dy, m_dx, m_dy;
+ /* Because gesture layer only knows the amount of rotation/zoom we do
+ * per gesture, we have to keep the current rotate/zoom factor and the
+ * one that was before we started the gesture. */
+ int base_rotate, rotate; /* base - initial angle */
+ double r_momentum;
+ double base_zoom, zoom, zoom_dx; /* zoom_dx used for zoom-momentum */
+ double shadow_zoom;
+};
+typedef struct _Photo_Object Photo_Object;
+
+
+/* This function applies the information from the Photo_Object to the actual
+ * evas objects. Zoom/rotate factors and etc. */
+static void
+apply_changes(Photo_Object *po)
+{
+ Evas_Map *map;
+
+ map = evas_map_new(4);
+ evas_map_point_coord_set(map, 0, po->bx, po->by, 0);
+ evas_map_point_coord_set(map, 1, po->bx + po->bw, po->by, 0);
+ evas_map_point_coord_set(map, 2, po->bx + po->bw, po->by + po->bh, 0);
+ evas_map_point_coord_set(map, 3, po->bx, po->by + po->bh, 0);
+ evas_map_point_image_uv_set(map, 0, 0, 0);
+ evas_map_point_image_uv_set(map, 1, po->bw, 0);
+ evas_map_point_image_uv_set(map, 2, po->bw, po->bh);
+ evas_map_point_image_uv_set(map, 3, 0, po->bh);
+ evas_map_util_rotate(map, po->rotate,
+ po->bx + po->bw / 2, po->by + po->bh /2);
+ evas_map_util_zoom(map, po->zoom, po->zoom,
+ po->bx + po->bw / 2, po->by + po->bh /2);
+ evas_object_map_enable_set(po->ic, EINA_TRUE);
+ evas_object_map_set(po->ic, map);
+
+ {
+ Evas_Map *shadow_map = evas_map_new(4);
+ evas_map_point_coord_set(shadow_map, 0, po->bx, po->by, 0);
+ evas_map_point_coord_set(shadow_map, 1, po->bx + po->bw, po->by, 0);
+ evas_map_point_coord_set(shadow_map, 2,
+ po->bx + po->bw, po->by + po->bh, 0);
+ evas_map_point_coord_set(shadow_map, 3, po->bx, po->by + po->bh, 0);
+ evas_map_point_image_uv_set(shadow_map, 0, 0, 0);
+ evas_map_point_image_uv_set(shadow_map, 1, SHADOW_W, 0);
+ evas_map_point_image_uv_set(shadow_map, 2, SHADOW_W, SHADOW_H);
+ evas_map_point_image_uv_set(shadow_map, 3, 0, SHADOW_H);
+ evas_map_util_rotate(shadow_map, po->rotate,
+ po->bx + po->bw / 2, po->by + po->bh /2);
+ evas_map_util_zoom(shadow_map, po->zoom * po->shadow_zoom,
+ po->zoom * po->shadow_zoom,
+ po->bx + (po->bw / 2), po->by + (po->bh / 2));
+ evas_object_map_enable_set(po->shadow, EINA_TRUE);
+ evas_object_map_set(po->shadow, shadow_map);
+ evas_map_free(shadow_map);
+ }
+
+ /* Update the position of the hit box */
+ {
+ Evas_Coord minx, miny, maxx, maxy;
+ int i;
+ evas_object_polygon_points_clear(po->hit);
+ evas_map_point_coord_get(map, 0, &minx, &miny, NULL);
+ maxx = minx;
+ maxy = miny;
+ evas_object_polygon_point_add(po->hit, minx, miny);
+ for (i = 1 ; i <= 3 ; i++)
+ {
+ Evas_Coord x, y;
+ evas_map_point_coord_get(map, i, &x, &y, NULL);
+ evas_object_polygon_point_add(po->hit, x, y);
+ if (x < minx)
+ minx = x;
+ else if (x > maxx)
+ maxx = x;
+
+ if (y < miny)
+ miny = y;
+ else if (y > maxy)
+ maxy = y;
+ }
+ }
+
+ evas_object_raise(po->shadow);
+ evas_object_raise(po->ic);
+ evas_object_raise(po->hit);
+ evas_map_free(map);
+}
+
+/* Zoom momentum animation */
+static void
+zoom_momentum_animation_operation(void *_po, Elm_Transit *transit __UNUSED__,
+ double progress __UNUSED__)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ po->zoom += po->zoom_dx;
+ printf("%s po->zoom=<%f>\n",__func__, po->zoom);
+ apply_changes(po);
+}
+
+static void
+zoom_momentum_animation_end(void *_po, Elm_Transit *transit __UNUSED__)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ po->zoom_momentum = NULL;
+}
+
+/* Rotate momentum animation */
+static void
+rotate_momentum_animation_operation(void *_po, Elm_Transit *transit __UNUSED__,
+ double progress)
+{
+ printf("%s progress=<%f>\n", __func__, progress);
+ Photo_Object *po = (Photo_Object *) _po;
+ po->rotate = po->base_rotate + RAD2DEG(po->r_momentum * progress);
+ if (po->rotate < 0)
+ po->rotate = (po->rotate % 360) + 360;
+ printf("current-angle=<%d> base-angle=<%d> momentum-angle=<%d>\n",
+ po->rotate, po->base_rotate,
+ (int) RAD2DEG(po->r_momentum * progress));
+
+ apply_changes(po);
+}
+
+static void
+rotate_momentum_animation_end(void *_po, Elm_Transit *transit __UNUSED__)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+
+ po->rot_momentum = NULL;
+}
+
+/* Momentum animation */
+static void
+momentum_animation_operation(void *_po, Elm_Transit *transit __UNUSED__,
+ double progress __UNUSED__)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ po->bx += po->m_dx;
+ po->by += po->m_dy;
+ apply_changes(po);
+}
+
+static void
+pic_obj_keep_inframe(void *_po)
+{ /* Make sure middle is in the screen, if not, fix it. */
+ /* FIXME: Use actual window sizes instead of the hardcoded
+ * values */
+ Photo_Object *po = (Photo_Object *) _po;
+
+ Evas_Coord mx, my;
+ mx = po->bx + (po->bw / 2);
+ my = po->by + (po->bh / 2);
+ if (mx < 0)
+ po->bx = 0 - (po->bw / 2);
+ else if (mx > 480)
+ po->bx = 480 - (po->bw / 2);
+
+ if (my < 0)
+ po->by = 0 - (po->bw / 2);
+ else if (my > 800)
+ po->by = 800 - (po->bh / 2);
+}
+
+static void
+momentum_animation_end(void *_po, Elm_Transit *transit __UNUSED__)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+
+ pic_obj_keep_inframe(po);
+ apply_changes(po);
+
+ po->momentum = NULL;
+}
+
+static Evas_Event_Flags
+rotate_start(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Rotate_Info *p = (Elm_Gesture_Rotate_Info *) event_info;
+ printf("rotate start <%d,%d> base=<%f> <%f>\n", p->x, p->y,
+ RAD2DEG(p->base_angle), RAD2DEG(p->angle));
+
+ /* If there's an active animator, stop it */
+ if (po->rot_momentum)
+ {
+ elm_transit_del(po->rot_momentum);
+ po->rot_momentum = NULL;
+ }
+
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static Evas_Event_Flags
+rotate_move(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Rotate_Info *p = (Elm_Gesture_Rotate_Info *) event_info;
+ printf("rotate move <%d,%d> base=<%f> <%f> m=<%f>\n", p->x, p->y,
+ RAD2DEG(p->base_angle), RAD2DEG(p->angle), p->momentum);
+ po->rotate = po->base_rotate + (int) RAD2DEG(p->base_angle - p->angle);
+ if (po->rotate < 0)
+ po->rotate += 360;
+ apply_changes(po);
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static Evas_Event_Flags
+rotate_end(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Rotate_Info *r_info = (Elm_Gesture_Rotate_Info *) event_info;
+ printf("rotate end <%d,%d> base=<%f> <%f> m=<%f>\n", r_info->x, r_info->y,
+ RAD2DEG(r_info->base_angle), RAD2DEG(r_info->angle), r_info->momentum);
+ po->base_rotate += (int) RAD2DEG(r_info->base_angle - r_info->angle);
+ if (po->rotate < 0)
+ po->rotate += 360;
+
+ /* Apply the rotate-momentum */
+ double tot_time = fabs(r_info->momentum) / 8;
+ po->r_momentum = r_info->momentum * tot_time - (8 * tot_time * tot_time) / 2;
+ if (po->r_momentum)
+ {
+ po->rot_momentum = elm_transit_add();
+ printf("TOM %f\n", tot_time);
+ elm_transit_duration_set(po->rot_momentum, tot_time);
+ elm_transit_effect_add(po->rot_momentum,
+ rotate_momentum_animation_operation, po,
+ rotate_momentum_animation_end);
+ elm_transit_go(po->rot_momentum);
+ }
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static Evas_Event_Flags
+rotate_abort(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Rotate_Info *p = (Elm_Gesture_Rotate_Info *) event_info;
+ printf("rotate abort <%d,%d> base=<%f> <%f>\n", p->x, p->y,
+ RAD2DEG(p->base_angle), RAD2DEG(p->angle));
+ po->base_rotate += (int) RAD2DEG(p->base_angle - p->angle);
+ if (po->rotate < 0)
+ po->rotate += 360;
+
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static Evas_Event_Flags
+zoom_start(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Zoom_Info *p = (Elm_Gesture_Zoom_Info *) event_info;
+ printf("zoom start <%d,%d> <%f>\n", p->x, p->y, p->zoom);
+
+ /* If there's an active animator, stop it */
+ if (po->zoom_momentum)
+ {
+ elm_transit_del(po->zoom_momentum);
+ po->zoom_momentum = NULL;
+ }
+
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static Evas_Event_Flags
+zoom_move(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Zoom_Info *p = (Elm_Gesture_Zoom_Info *) event_info;
+ printf("zoom move <%d,%d> <%f>\n", p->x, p->y, p->zoom);
+ po->zoom = po->base_zoom * p->zoom;
+ apply_changes(po);
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static Evas_Event_Flags
+zoom_end(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Zoom_Info *p = (Elm_Gesture_Zoom_Info *) event_info;
+ printf("zoom end/abort <%d,%d> <%f> momentum=<%f>\n", p->x, p->y,
+ p->zoom, p->momentum);
+
+ /* Apply the zoom-momentum or zoom out animator */
+ po->zoom_dx = p->zoom / (zoom_momentum_animation_duration * 1000);
+ if (po->zoom_dx)
+ {
+ po->zoom_momentum = elm_transit_add();
+ elm_transit_duration_set(po->zoom_momentum,
+ zoom_momentum_animation_duration);
+ elm_transit_effect_add(po->zoom_momentum,
+ zoom_momentum_animation_operation, po,
+ zoom_momentum_animation_end);
+ elm_transit_go(po->zoom_momentum);
+ }
+
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static Evas_Event_Flags
+momentum_start(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Momentum_Info *p = (Elm_Gesture_Momentum_Info *) event_info;
+ printf("momentum_start <%d,%d>\n", p->x2, p->y2);
+
+ /* If there's an active animator, stop it */
+ if (po->momentum)
+ {
+ elm_transit_del(po->momentum);
+ po->momentum = NULL;
+ }
+
+ po->dx = p->x2 - po->bx;
+ po->dy = p->y2 - po->by;
+ apply_changes(po);
+
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static Evas_Event_Flags
+momentum_move(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Momentum_Info *p = (Elm_Gesture_Momentum_Info *) event_info;
+ printf("momentum move <%d,%d>\n", p->x2, p->y2);
+
+ po->bx = p->x2 - po->dx;
+ po->by = p->y2 - po->dy;
+ apply_changes(po);
+
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static Evas_Event_Flags
+momentum_end(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Momentum_Info *p = (Elm_Gesture_Momentum_Info *) event_info;
+ printf("momentum end <%d,%d> <%d,%d>\n", p->x2, p->y2, p->mx, p->my);
+ pic_obj_keep_inframe(po);
+ apply_changes(po);
+ po->m_dx = p->mx / 200;
+ po->m_dy = p->my / 200;
+
+ po->momentum = elm_transit_add();
+ elm_transit_duration_set(po->momentum, 0.5);
+ elm_transit_effect_add(po->momentum, momentum_animation_operation, po,
+ momentum_animation_end);
+ elm_transit_go(po->momentum);
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static Evas_Event_Flags
+momentum_abort(void *_po, void *event_info)
+{
+ Photo_Object *po = (Photo_Object *) _po;
+ Elm_Gesture_Momentum_Info *p = (Elm_Gesture_Momentum_Info *) event_info;
+ printf("momentum abort <%d,%d> <%d,%d>\n", p->x2, p->y2, p->mx, p->my);
+ pic_obj_keep_inframe(po);
+ apply_changes(po);
+
+ return EVAS_EVENT_FLAG_NONE;
+}
+
+static void
+_win_del_req(void *data, Evas_Object *obj __UNUSED__,
+ void *event_info __UNUSED__)
+{
+ Photo_Object **photo_array = (Photo_Object **) data;
+
+ if (!photo_array)
+ return;
+
+ /* The content of the photo object is automatically deleted when the win
+ * is deleted. */
+ for ( ; *photo_array ; photo_array++)
+ free(*photo_array);
+
+ free(data);
+}
+
+
+static Photo_Object *
+photo_object_add(Evas_Object *parent, Evas_Object *ic, const char *icon,
+ Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h, int angle)
+{
+ char buf[PATH_MAX];
+ Photo_Object *po;
+ po = calloc(1, sizeof(*po));
+ po->base_zoom = po->zoom = BASE_ZOOM;
+
+ if (ic)
+ {
+ po->ic = ic;
+ }
+ else
+ {
+ po->ic = elm_icon_add(parent);
+ elm_icon_file_set(po->ic, icon, NULL);
+ }
+
+ po->bx = x;
+ po->by = y;
+ po->bw = w;
+ po->bh = h;
+
+ /* Add shadow */
+ {
+ po->shadow = elm_icon_add(po->ic);
+ snprintf(buf, sizeof(buf), "%s/images/pol_shadow.png", elm_app_data_dir_get());
+ elm_icon_file_set(po->shadow, buf, NULL);
+ evas_object_resize(po->shadow, SHADOW_W, SHADOW_H);
+ evas_object_show(po->shadow);
+ }
+
+ po->hit = evas_object_polygon_add(evas_object_evas_get(parent));
+ evas_object_precise_is_inside_set(po->hit, EINA_TRUE);
+ evas_object_repeat_events_set(po->hit, EINA_TRUE);
+ evas_object_color_set(po->hit, 0, 0, 0, 0);
+
+ evas_object_resize(po->ic, po->bw, po->bh);
+ evas_object_show(po->ic);
+
+ evas_object_show(po->hit);
+
+ po->gl = elm_gesture_layer_add(po->ic);
+ elm_gesture_layer_hold_events_set(po->gl, EINA_TRUE);
+ elm_gesture_layer_attach(po->gl, po->hit);
+
+ /* FIXME: Add a po->rotate start so we take the first angle!!!! */
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_MOMENTUM,
+ ELM_GESTURE_STATE_START, momentum_start, po);
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_MOMENTUM,
+ ELM_GESTURE_STATE_MOVE, momentum_move, po);
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_MOMENTUM,
+ ELM_GESTURE_STATE_END, momentum_end, po);
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_MOMENTUM,
+ ELM_GESTURE_STATE_ABORT, momentum_abort, po);
+
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_ZOOM,
+ ELM_GESTURE_STATE_START, zoom_start, po);
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_ZOOM,
+ ELM_GESTURE_STATE_MOVE, zoom_move, po);
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_ZOOM,
+ ELM_GESTURE_STATE_END, zoom_end, po);
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_ZOOM,
+ ELM_GESTURE_STATE_ABORT, zoom_end, po);
+
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_ROTATE,
+ ELM_GESTURE_STATE_START, rotate_start, po);
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_ROTATE,
+ ELM_GESTURE_STATE_MOVE, rotate_move, po);
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_ROTATE,
+ ELM_GESTURE_STATE_END, rotate_end, po);
+ elm_gesture_layer_cb_set(po->gl, ELM_GESTURE_ROTATE,
+ ELM_GESTURE_STATE_ABORT, rotate_abort, po);
+
+ po->rotate = po->base_rotate = angle;
+ po->shadow_zoom = 1.3;
+
+ apply_changes(po);
+ return po;
+}
+
+void
+test_gesture_layer3(void *data __UNUSED__, Evas_Object *obj __UNUSED__,
+ void *event_info __UNUSED__)
+{
+ Evas_Coord w, h;
+ Evas_Object *win, *bg;
+ char buf[PATH_MAX];
+ int ind = 0;
+ Photo_Object **photo_array;
+ photo_array = calloc(sizeof(*photo_array), 4);
+
+ w = 480;
+ h = 800;
+
+ win = elm_win_add(NULL, "gesture-layer", ELM_WIN_BASIC);
+ elm_win_title_set(win, "Gesture Layer");
+ elm_win_autodel_set(win, EINA_TRUE);
+ evas_object_resize(win, w, h);
+
+ bg = elm_bg_add(win);
+ snprintf(buf, sizeof(buf), "%s/images/wood_01.jpg", elm_app_data_dir_get());
+ elm_bg_file_set(bg, buf, NULL);
+ evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
+ elm_win_resize_object_add(win, bg);
+ evas_object_show(bg);
+
+ snprintf(buf, sizeof(buf), "%s/images/pol_sky.png", elm_app_data_dir_get());
+ photo_array[ind++] = photo_object_add(win, NULL, buf, 50, 200, 365, 400, 0);
+
+ photo_array[ind] = NULL;
+ evas_object_smart_callback_add(win, "delete,request", _win_del_req,
+ photo_array);
+ evas_object_show(win);
+}
+#endif
projects / framework / uifw / elementary.git / commitdiff